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  tau Cyg  
000-BCN-618 (85 observations)  
Cygnus Sequence
21 14 47.49 +38 02 43.1  (318.69787 +38.04531) Search nearby
B1950.0 21 12 47.48 +37 49 52.5
Proper motion
RA: 196.99 mas/yDec: 410.28 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 82.854 -7.432
Other names

(Internal only)
65 Cyg 1RXS J211447.4+380233 AAVSO 2110+37
ADS 14787 BD+37 4240 GJ 822.1 A
HD 202444 HIP 104887 HR 8130
IRC +40475 RAFGL 5591S SAO 71121
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Variability type
Spectral type F0IV
Mag. range
3.65 - 3.75 V
Discoverer --
Outburst --
Period --
Rise/eclipse dur. --
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1 GCVS Team VB A (B 6.44m, G1V, A = 0.88", P = 49.80yr; C 12.20m, 29", 230deg). 0.083d <= P <= 0.125d. The range of total light variation is given.
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Click reference title/citation to view in new window. Roll over index number to view submission details.
1 M.M.Pant, V.P.Gaur, M.C.Pande, Obs 88, 221, 1968. 1968Obs....88..221P
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 2.88H = 2.85K = 2.54J - K = 0.34
Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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Stellar Association Membership
 ASCC 113 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.